STM32 MCUs Embedded software

Ask questions and find answers on STM32Cube packages, including HAL, LL and middleware, and expansion software.

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Using USB HS with DMA in STM32F7

Hi,I am currently writing an application for a STM23F769i-DISCO that uses the USB peripheral as a device starting from a project generated with touchGFXDesigner.All seems to work when I am not enabling the DMA for the USB, but when I enable the DMA I...

JVALL.1 by Associate III
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lwip tcp server problem solution please

I made this sauce to implement lwip tcp serverIf you try to remove the st-link wire and do it without debugging, the server itself doesn't workI try to find a way, but I don't know where the problem isIf the LED on the board blinks, it means it's dow...

ark2 by Associate III
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How to force a DRP usb PD3 port to source mode?

Hi, I am implementing a system with two DRP ports using an stm32g0 runnig a full USBPD stack. One of the ports is connected to a powerbank (usb pd v2). The other is connected to either a charger, which is used to power the system and charge the power...

Lvan .4 by Associate II
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STM32G0 and FLASH_TYPEPROGRAM_FAST fail

Hello,I use a Nucleo-STM32G0B1 (512KB Flash).I would like to flash same data in fast mode, but the HAL_FLASH_Program() function ending with error. The HAL_FLASH_GetError() = 0x2A0 (PGSERR and PGAERR).Before writing I erase some flash pages.If I clean...

JTred.2 by Associate II
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udp_client_on_stm32 board

hii , i really need some help :)i have the stm32h753 nuclio board and i am trying to run udp client on the board and my pc will be UDP_SERVER , i am using udp_echoclient_connect() and  udp_echoclient_send()  functions, that are inside the files tha...

abeba.1 by Associate III
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Resolved! In a custom design, STM32H7 + USB3318 phy as a VCP device, if full-speed works but high-speed doesn't, what do you think would be the culprit?

In a custom design using a STM32H733vgt and a USB3318 phy, operating as a virtual com port device, full-speed works but high-speed doesn't work. If full-speed works but high-speed doesn't, what do you think would be the culprit?I'm using virtual com-...